Door sill extrusion



FIG. 1 is a perspective view of a door sill extrusion.

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

Shading is used in the drawings to better illustrate the design. The drawings contain a symbolic break. The broken lines depict the limits of the claim. The portion between the break lines forms no part of the claimed design. 

CLAIM The ornamental design for a door sill extrusion, as shown and described. 